15 Natural Crystal Rubies Geological Specimens Teaching Materials Color Card Display Board Sample Board Props White Crystal

• Natural Crystal Rubies :These rubies are natural and untreated, making them a unique and valuable addition to any collection.

• Geological Specimens :These rubies are not only beautiful but also educational, serving as a great tool for teaching about geology and minerals.

• Color Card Display Board :The color card display board allows for easy and convenient viewing of the rubies, making it a great display piece for any room.

• Sample Board Props :These rubies are perfect for use as sample board props, adding a touch of elegance and sophistication to any presentation.